Extension Housing To Case Seal

The Coan Racing COA‑32173 Extension Housing‑to‑Case Seal is a precision-engineered sealing gasket designed specifically for the Turbo Hydramatic 350 transmission. Crafted to meet Coan’s exacting quality standards, this durable seal creates a leak-free seal between the extension housing and transmission case, effectively preventing fluid seepage and preserving hydraulic integrity. Easy to install and made for both maintenance and performance rebuilds, this seal is essential for ensuring reliable transmission operation and sustaining proper fluid pressure in street or competition applications.